3q=4q-9

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Solution for 3q=4q-9 equation: 


Simplifying
3q = 4q + -9

Reorder the terms:
3q = -9 + 4q

Solving
3q = -9 + 4q

Solving for variable 'q'.

Move all terms containing q to the left, all other terms to the right.

Add '-4q' to each side of the equation.
3q + -4q = -9 + 4q + -4q

Combine like terms: 3q + -4q = -1q
-1q = -9 + 4q + -4q

Combine like terms: 4q + -4q = 0
-1q = -9 + 0
-1q = -9

Divide each side by '-1'.
q = 9

Simplifying
q = 9

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